Inspection Authorization Knowledge Test — Information & Free Practice
US · Examination information
200 free questions · Answer explanations · No signup required
Inspection Authorization Knowledge Test
- Format
- Computer-delivered multiple-choice knowledge examination; one correct answer per question.
- Exam questions
- Total questions: 50–53; Scored questions: 50; Unscored questions: 0–3; The total includes the scored and unscored questions.
- Time limit
- 3.0 hours, including time for validation questions, under the FAA matrix revised September 25, 2026.
- Passing score
- 70 percent
Examination outline
- Inspection for return to service after major repairs
- Inspection for return to service after major alterations
- Annual inspections
- Progressive inspections
Examination sources
- FAA Inspection Authorization (IAR) Sample Questions
p. 1, introduction and controlling knowledge-area reference
- 14 CFR 65.91
§ 65.91(c)(5)
- 14 CFR part 43
§ 43.15(c)(1), adoption of appendix D and rotorcraft detail
- 14 CFR part 43
§ 43.3(a), adoption of appendix A
- FAA AC 65-30B, Change 1
printed p. 12, section 14.1, requirement 5
- FAA AC 65-30B, Change 1
printed p. 12, section 14.2 (PDF p. 13)
- FAA Airman Knowledge Testing Matrix
p. 9, table headers and IAR row
- FAA Airman Knowledge Testing Matrix
p. 2, Validation Questions; read with p. 9 IAR row
- FAA AC 65-30B, Change 1
printed p. 12, section 14.1, test endorsement validity
- FAA AC 65-30B, Change 1
printed p. 12, section 14.2, first sentence
- FAA Airman Knowledge Testing Matrix
p. 9, acceptable authorization and retest notes
- FAA Airman Testing, ACTS
More Information, Schedule an Airman Knowledge Test link
- FAA Airman Knowledge Testing Matrix
p. 9, initial authorization, form handling and failed-test retesting
- FAA Computer Testing Supplement for Inspection Authorization
Preface, printed p. iii (PDF p. 4)
- FAA AC 65-30B, Change 1
printed p. 11, section 14.1 (PDF p. 12)
Related license preparation
This examination may be required or accepted as an alternative, depending on the license and application pathway.